Lateral unloading mechanism of carriage of transport vehicle
By designing a lateral unloading mechanism for the transport vehicle's cargo compartment, and utilizing components such as guide rails, gantry frames, and translation mechanisms, the automated unloading of the cargo compartment is achieved. This solves the problems of redundant transfers and high-frequency cross-operations in traditional transportation modes, thereby improving transportation efficiency and safety.
Patent Information
- Application Number
- CN202520770934.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-22
- Publication Date
- 2026-02-27
- Estimated Expiration
- 2035-04-22
AI Technical Summary
Traditional transportation methods in coal mines suffer from redundant transfer nodes, low logistics efficiency, and safety hazards caused by high-frequency cross-operations, especially under the demand for high-efficiency tunneling faces, which result in high labor intensity and high safety risks.
Design a lateral unloading mechanism for a transport vehicle compartment, comprising a guide rail, a gantry frame, a translation mechanism, a lifting mechanism, a dual-axis adjusting cylinder, and an insertion mechanism. The mechanism achieves forward and backward movement adjustment of the compartment through a gear and rack structure, height adjustment through the lifting cylinder, and left and right swing adjustment through the dual-axis adjusting cylinder, thereby realizing automated lateral unloading of the compartment.
It reduced the labor intensity of workers, improved transportation efficiency, reduced safety hazards, and enhanced the safety and efficiency of mine production.
Smart Images
Figure CN223950327U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to coal mine underground transport equipment technical field, especially relates to a lateral unloading mechanism of transport car carriage. BACKGROUND
[0002] As the basic engineering of coal resource exploitation, the efficiency of coal mine roadway driving directly restricts the connection and capacity release of mine production system. In recent years, with the popularization and application of intelligent driving-anchor integrated machine and full-face hard rock driving machine, the single driving level of roadway has been improved to more than 20 meters per day, resulting in that the total amount of daily support materials (anchor rod, anchor cable, mesh, etc.) and auxiliary materials (air and water pipeline, cable bracket, etc.) required by driving face is broken through 50 tons, and the traditional material transportation system is facing severe challenges.
[0003] After the current transportation mode adopts trackless rubber-tyred vehicle to implement "ground-underground" main transportation, it needs to go through multiple manual unloading, sorting, secondary transportation and other links to reach the driving face, and there are outstanding problems of redundant transfer nodes and low logistics efficiency. According to statistics, the material transportation link occupies more than 35% of the total driving time, and the frequent cross operation leads to a high congestion rate of 42% of the roadway transportation vehicles, which seriously restricts the play of the advantage of rapid driving.
[0004] Due to the above problems, the number of transfer links is large, the labor intensity of workers is high, and the safety hidden danger of mine production is greatly increased. How to solve the above problems has become a technical problem in the field. CONTENT OF THE UTILITY MODEL
[0005] In view of the above technical problems, the utility model provides a lateral unloading mechanism of transport car carriage, which solves the above problems through the following technical means:
[0006] The side unloading mechanism of the transport vehicle carriage comprises guide rails, a portal frame, a translation mechanism, a lifting mechanism, a double-shaft adjusting oil cylinder and a plug-in mechanism, wherein: the two guide rails are installed in parallel on the top of the vehicle frame, the middle part of the guide rail is recessed to form a guide groove, and the top of the guide rail is provided with a rack; the bottom of the portal frame is symmetrically provided with a plurality of portal guide wheels, the portal guide wheels are movably installed in the guide groove, and the cooperation between the portal guide wheels and the guide groove can ensure that the portal frame moves forward and backward in a vertical posture in the direction of the guide rail, and the inside of the vertical arm on both sides of the portal frame is provided with a vertical guide groove; the translation mechanism comprises a hydraulic motor, a drive shaft and a gear, the hydraulic motor is fixed on the bottom of the portal frame, the drive shaft is rotatably installed on the lower side of the portal frame, two gears are symmetrically installed at the two ends of the drive shaft and are meshed with the rack, and the rotating shaft of the hydraulic motor drives the drive shaft and the rack to rotate through a belt transmission structure to drive the portal frame to move forward and backward along the rack; the lifting mechanism comprises a lifting frame, lifting guide wheels and a lifting oil cylinder, a plurality of lifting guide wheels are symmetrically arranged on the two sides of the lifting frame, the lifting guide wheels are movably installed in the vertical guide groove, the cylinder body of the lifting oil cylinder is hinged to the bottom of the portal frame, and the telescopic shaft of the lifting oil cylinder is hinged to the lifting frame; the cylinder body of the double-shaft adjusting oil cylinder is fixed on the top of the lifting frame; the plug-in mechanism comprises a plug-in frame and plug teeth, the connecting ears on the two sides of the plug-in frame are respectively installed on the two telescopic shafts of the double-shaft adjusting oil cylinder, and a plurality of plug teeth are symmetrically installed on the bottom of the plug-in frame, and the plug teeth are used for plugging the carriage.
[0007] Preferably, the plug-in mechanism further comprises carriage push oil cylinders, a plurality of the carriage push oil cylinders are symmetrically installed on the bottom of the plug-in frame, and an elastic contact head is sleeved on the end of the telescopic shaft of the carriage push oil cylinder.
[0008] Preferably, the bottom of the carriage is provided with plug tooth grooves corresponding to the positions of the plug teeth, the lower side of the carriage is provided with push seats corresponding to the positions of the carriage push oil cylinders, and a U-shaped groove is formed in the front of the carriage push oil cylinder.
[0009] The side unloading mechanism of the transport vehicle carriage has the following beneficial effects:
[0010] The mechanism comprises guide rails, a portal frame, a translation mechanism, a lifting mechanism and a double-shaft adjusting oil cylinder, and has the functions of forward and backward movement adjustment, height adjustment, left and right swing adjustment and the like, wherein the forward and backward movement adjustment is realized through a gear and rack structure, the height adjustment is realized through a lifting oil cylinder and the like, and the left and right swing adjustment is realized through a double-shaft adjusting oil cylinder, the mechanism can realize the automatic unloading of the carriage in the lateral direction, effectively reduces the labor intensity of workers, improves the work efficiency, and greatly reduces the safety hidden danger of mine production. BRIEF DESCRIPTION OF DRAWINGS
[0011] In order to more clearly illustrate the technical scheme of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment, obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.
[0012] Fig. 1 It is the internal structure schematic diagram of the utility model in the expanded state,
[0013] Fig. 2 It is the internal structure schematic diagram of the utility model in the expanded state,
[0014] Fig. 3 It is the internal structure schematic diagram of the utility model in the expanded state.
[0015] In the drawing, 1-guide rail, 101-guide slot, 102-rack, 2-door frame, 201-door frame guide wheel, 202-vertical guide slot, 3-translation mechanism, 301-hydraulic motor, 302-driving shaft, 303-gear, 4-lifting mechanism, 401-lifting frame, 402-lifting guide wheel, 403-lifting oil cylinder, 5-double shaft adjusting oil cylinder, 6-inserting mechanism, 601-inserting frame, 602-inserting gear, 603-carriage pushing oil cylinder, 7-carriage, 8-carriage, 801-inserting gear slot, 802-pushing seat. DETAILED DESCRIPTION
[0016] In the description of the utility model, it is understood that the orientation or position relationship indicated by the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. The terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can be explicitly or implicitly included one or more features. In the description of the utility model, unless otherwise specified, the meaning of "a plurality of" is two or more.
[0017] The utility model will be described in detail below in combination with the drawings.
[0018] As Figs. 1 to 3As shown, the lateral unloading mechanism of the transport vehicle carriage includes guide rails 1, a door-shaped frame 2, a translation mechanism 3, a lifting mechanism 4, a double-shaft adjusting oil cylinder 5, and a plug-in mechanism 6. In the figure, two guide rails 1 are installed in parallel on the top of a vehicle frame 7, the middle part of the guide rail 1 is recessed to form a guide groove 101, and the top of the guide rail 1 is provided with a rack 102; the bottom of the door-shaped frame 2 is symmetrically provided with a plurality of door frame guide wheels 201, the door frame guide wheels 201 are movably installed in the guide groove 101, and the door frame guide wheels 201 work in cooperation with the guide groove 101 to ensure that the door-shaped frame 2 moves forward and backward in a vertical posture in the direction of the guide rail 1, and the inside of the vertical arm on both sides of the door-shaped frame 2 is provided with a vertical guide groove 202; the translation mechanism 3 includes a hydraulic motor 301, a drive shaft 302, and a gear 303, the hydraulic motor 301 is fixed at the bottom of the door-shaped frame 2, the drive shaft 302 is rotatably installed at the lower side of the door-shaped frame 2, and two gears 303 are symmetrically installed at both ends of the drive shaft 302 and meshed with the rack 102, the rotating shaft of the hydraulic motor 301 drives the drive shaft 302 and the rack 102 to rotate through a belt transmission structure to drive the door-shaped frame 2 to move forward and backward along the rack 102; the lifting mechanism 4 includes a lifting frame 401, lifting guide wheels 402, and a lifting oil cylinder 403, a plurality of lifting guide wheels 402 are symmetrically arranged on both sides of the lifting frame 401, the lifting guide wheels 402 are movably installed in the vertical guide groove 202, the cylinder body of the lifting oil cylinder 403 is hinged to the bottom of the door-shaped frame 2, and the telescopic shaft of the lifting oil cylinder 403 is hinged to the lifting frame 401; the cylinder body of the double-shaft adjusting oil cylinder 5 is fixed on the top of the lifting frame 401; the plug-in mechanism 6 includes a plug-in frame 601 and a plug-in gear 602, the connecting ears on both sides of the plug-in frame 601 are respectively installed on the telescopic shafts on both sides of the double-shaft adjusting oil cylinder 5, a plurality of plug-in gears 602 are symmetrically installed on the bottom of the plug-in frame 601, and the plug-in gears 602 are used for plug-in of the carriage 8.
[0019] In this embodiment, the plug-in mechanism 6 further includes carriage pushing oil cylinders 603, a plurality of carriage pushing oil cylinders 603 are symmetrically installed on the bottom of the plug-in frame 601, and an elastic contact head is sleeved on the end of the telescopic shaft of the carriage pushing oil cylinder 603. In addition, the bottom of the carriage 8 is provided with a plug-in gear groove 801 corresponding to the position of the plug-in gear 602, the lower side of the carriage 8 is provided with a pushing seat 802 corresponding to the position of the carriage pushing oil cylinder 603, and a U-shaped groove is formed on the front of the carriage pushing oil cylinder 603.
[0020] It needs to be explained that the structure contains a set of rear frame assembly, which is fixed on the rear axle by bolt connection, and the rear frame assembly is designed with two slide rails; a set of door frame mechanism, the four rollers at the bottom of which are placed on the slide rails on the rear frame, and the door frame mechanism is designed with two vertical slide rails; a set of hydraulic motor gear rack assembly, in which the hydraulic motor is fixed on the door frame mechanism by bolt connection, the rack is fixed above the rear frame slide rails, one on the left and one on the right, the hydraulic motor drives the gear to move on the rack, thereby driving the whole door frame mechanism to move forward and backward; a set of rack structure, the four rollers on both sides of which are placed in the vertical slide rails in the door frame mechanism; two rack lifting hydraulic cylinders, the cylinder tail of which is fixed on the door frame mechanism by a pin shaft, and the cylinder head is fixed on the rack mechanism by a pin shaft, by controlling the extension and retraction of the hydraulic cylinder, the fork mechanism can be moved up and down in the vertical slide rails of the door frame; two inserts, which are installed at the front end of the fork mechanism, one on the left and one on the right, the distance between the inserts can be freely adjusted, used for carrying the carriage; a tooth insertion swing cylinder, which is fixed on the rack structure, two cylinder heads are connected to the inserts on the left and right sides respectively, which can realize the left and right movement of the inserts; two carriage jacking cylinders, which are fixed on the fork mechanism by bolts, one on the left and one on the right, mainly for pushing the carriage to move; the carriage, the bottom of which is designed with two groups of insertion slots, one group of insertion slots is used for carrying the carriage by the forklift, and the other group of insertion slots is used for carrying the carriage by the lateral unloading mechanism.
[0021] In actual work, the mechanism includes guide rails, door frames, translation mechanisms, lifting mechanisms, and double-shaft adjustment cylinders, etc., with functions of forward and backward movement adjustment, height adjustment, left and right swing adjustment, etc., among which, the forward and backward movement adjustment is realized by gear and rack structure, the height adjustment is realized by lifting cylinder structure, and the left and right swing adjustment is realized by double-shaft adjustment cylinder, the mechanism can realize the automatic lateral unloading of the carriage, effectively reduce the labor intensity of workers, improve the work efficiency, and greatly reduce the safety hazards of mine production.
[0022] The specific working process is as follows: the full load cargo compartment is placed on the rear frame assembly through a forklift or other hoisting equipment such as a gantry crane, and the cargo compartment is fixed firmly through a fixing device to ensure the safety of transportation. When the vehicle reaches the designated unloading site in the coal mine, the cargo compartment can be unloaded using the lateral unloading mechanism. The spacing of the teeth is adjusted by controlling the tooth swing oil cylinder to ensure that the teeth are in the middle of the cargo compartment, ensuring uniform stress, and then the rack lifting oil cylinder is controlled to rise, thereby driving the rack mechanism, the teeth and the cargo compartment to rise, and then the hydraulic motor is controlled to run forward, so that the gear moves forward on the rack, thereby driving the door frame mechanism to move forward. According to the actual working conditions in the coal mine, the cargo compartment is adjusted to the appropriate position by controlling the rack lifting oil cylinder, the tooth swing oil cylinder and the hydraulic motor, and then the compartment top push oil cylinder is operated to push the cargo compartment a certain distance, and finally the hydraulic motor is reversed to move the gear backward on the rack, thereby driving the door frame mechanism to move backward until the teeth completely separate from the cargo compartment. When the lateral unloading work is completed, the mechanism can be retracted by reversing the operation.
[0023] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.
Claims
1. A side discharge mechanism for a transport vehicle bed, comprising: The utility model relates to a kind of vehicle loading and unloading device, including guide rail (1), door frame (2), translation mechanism (3), lifting mechanism (4), double-shaft adjusting oil cylinder (5) and plug-in mechanism (6), wherein: Two the guide rail (1) parallel installation is in the top of frame (7), the middle part of guide rail (1) is concave to form guide slot (101), the top of guide rail (1) is equipped with rack (102); The bottom of the door frame (2) is symmetrically provided with a plurality of door frame guide wheels (201), which are movably installed in the guide slot (101). The door frame guide wheels (201) and the guide slot (101) cooperate to ensure that the door frame (2) moves forward and backward in an upright position along the guide rail (1). The inside of the two side arms of the door frame (2) is provided with a vertical guide slot (202). The translation mechanism (3) includes a hydraulic motor (301), a drive shaft (302), and a gear (303). The hydraulic motor (301) is fixed to the bottom of the door frame (2). The drive shaft (302) is rotatably installed on the underside of the door frame (2). Two gears (303) are symmetrically installed on both ends of the drive shaft (302) and mesh with the rack (102). The rotating shaft of the hydraulic motor (301) drives the drive shaft (302) and the rack (102) to rotate through a belt transmission structure to drive the door frame (2) to move forward and backward along the rack (102). The lifting mechanism (4) includes a lifting frame (401), lifting guide wheels (402), and a lifting oil cylinder (403). The lifting frame (401) is symmetrically provided with a plurality of lifting guide wheels (402) on both sides. The lifting guide wheels (402) are movably installed in the vertical guide slot (202). The cylinder body of the lifting oil cylinder (403) is hinged to the bottom of the door frame (2). The telescopic shaft of the lifting oil cylinder (403) is hinged to the lifting frame (401). The cylinder body of the double-shaft adjusting oil cylinder (5) is fixed to the top of the lifting frame (401). The plug-in mechanism (6) includes a plug-in frame (601) and a plug-in gear (602). The connecting ears on both sides of the plug-in frame (601) are respectively installed on the telescopic shafts on both sides of the double-shaft adjusting oil cylinder (5). A plurality of plug-in gears (602) are symmetrically installed on the bottom of the plug-in frame (601). The plug-in gears (602) are used for plug-in of the carriage (8).
2. The lateral unloading mechanism of a transport vehicle's bed according to claim 1, characterized in that, The plug-in mechanism (6) further includes carriage push oil cylinders (603). A plurality of carriage push oil cylinders (603) are symmetrically installed on the bottom of the plug-in frame (601). The telescopic shafts of the carriage push oil cylinders (603) are provided with elastic contact heads at the ends.
3. The lateral unloading mechanism of a transport vehicle's bed according to claim 1, characterized in that, The bottom of the carriage (8) is provided with a plug-in gear slot (801) corresponding to the position of the plug-in gear (602). The underside of the carriage (8) is provided with a push seat (802) corresponding to the position of the carriage push oil cylinder (603). The front of the carriage push oil cylinder (603) is provided with a U-shaped groove.